81475130

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{23893}}^1$

素因数の和:23942

約数の個数: 32

約数和(自身を含む): 165155328

約数和(自身を除く): 83680198

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 23893, 47786, 119465, 238930, 262823, 525646, 740683, 1314115, 1481366, 2628230, 3703415, 7406830, 8147513, 16295026, 40737565, 81475130]

約数ペア:

[(1, 81475130), (2, 40737565), (5, 16295026), (10, 8147513), (11, 7406830), (22, 3703415), (31, 2628230), (55, 1481366), (62, 1314115), (110, 740683), (155, 525646), (310, 262823), (341, 238930), (682, 119465), (1705, 47786), (3410, 23893)]